Device for the transfer of plugging and grouting materials to, and their processing at, a pre-set level in a well

PCT No. PCT/SU81/00018 Sec. 371 Date Oct. 18, 1982 Sec. 102(e) Date Oct. 18, 1982 PCT Filed Feb. 23, 1981 PCT Pub. No. WO82/02923 PCT Pub. Date Sep. 2, 1982.A device for the transfer of plugging and grouting materials to, and their processing at, a pre-set level in a well comprises a pipe container...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	PYAKKONEN, BORIS J, LIPATOV, NIKOLAI K, PATRUSHEV, GENNADY V, YAKOVLEV, ARIAN M, TATEVOSYAN, RUBEN A, TERESCHENKO, LEV A
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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